Video - World News
Posted on April 14, 2014 at 7:00 AM
Updated Monday, Apr 14 at 9:35 AM
Search crews sent a robotic submarine deep into the Indian Ocean for the first time Monday to begin scouring the seabed for missing Malaysian Airlines Flight 370 after no signals from its black boxes were detected for six days.
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Credit: ALEXANDER KHUDOTEPLY/AFP/Getty Images